| Percent of U.S. Mainland in
Selected Drought Ranges -- April 5, 2009 |
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| Percentile Range |
Short-Term Drought Indicator Blend |
Long-Term Drought Indicator Blend |
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| Current | Anomaly* | Percentile* | Change** | Current | Anomaly* | Percentile* | Change** | |
| 0-30 (D0) | 26.14 | - 4.04 | 44.58 | - 3.22 | 25.16 | - 5.05 | 45.23 | + 1.05 |
| 0-20 (D1) | 17.78 | - 2.36 | 51.36 | + 4.09 | 13.28 | - 6.90 | 39.71 | - 0.62 |
| 0-10 (D2) | 4.33 | - 5.75 | 29.10 | - 1.18 | 6.48 | - 3.64 | 47.65 | + 1.05 |
| 0-5 (D3) | 0.70 | - 4.40 | 20.13 | - 0.46 | 2.56 | - 2.57 | 48.30 | - 0.24 |
| 0-2 (D4) | 0.00 | - 2.07 | 0.00 | - 0.38 | 0.00 | - 2.06 | 0.00 | + 0.00 |
| *Anomalies & percentiles based on monthly 1932
- 2001 data from National Climatic Data Center. **Change from Previous Week's Percentage of U.S. Covered |
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